The only interesting one is `collide-hash`, which is untested. The other two are very likely unused. I skipped the annoying code in `collide-probe` because it's not used and the same as jak 1.
- fix crash with unhandled sparticle definition (happens with the weird array int32s that I don't understand yet) - update mips2c stuff - add part-tester - fix some issues around texture uploads 